<h4>Tool</h4><table border="0"><tr><td valign="top"><b>Name</b></td><td valign="top">Wa-Tor</td></tr><tr><td valign="top"><b>ID</b></td><td valign="top">1</td></tr><tr><td valign="top"><b>Author</b></td><td valign="top">O.Conrad (c) 2003</td></tr></table><hr><h4>Description</h4>Wa-Tor - an ecological simulation of predator-prey populations - is based upon A. K. Dewdney's 'Computer Recreations' article in the December 1984 issue of Scientific American.<hr><h4>Parameters</h4><table border="1" width="100%" valign="top" cellpadding="5" rules="all"><tr><th>Name</th><th>Type</th><th>Identifier</th><th>Description</th><th>Constraints</th></tr>
<tr><th colspan="5">Input</th></tr><tr><td>Target System (*)</td><td>Grid (optional input)</td><td>TARGET_TEMPLATE</td><td>use this grid's system for output grids</td><td></td></tr><tr><th colspan="5">Output</th></tr><tr><td>Wa-Tor</td><td>Grid (output)</td><td>GRID</td><td></td><td></td></tr><tr><td>Cycles</td><td>Table (output)</td><td>TABLE</td><td></td><td></td></tr><tr><th colspan="5">Options</th></tr><tr><td>Target Grid System</td><td>Choice</td><td>TARGET_DEFINITION</td><td></td><td>Available Choices:
[0] user defined
[1] grid or grid system
Default: 0</td></tr><tr><td>Cellsize</td><td>Floating point</td><td>TARGET_USER_SIZE</td><td></td><td>Minimum: 0.000000
Default: 1.000000</td></tr><tr><td>Left</td><td>Floating point</td><td>TARGET_USER_XMIN</td><td></td><td>Default: 0.000000</td></tr><tr><td>Right</td><td>Floating point</td><td>TARGET_USER_XMAX</td><td></td><td>Default: 100.000000</td></tr><tr><td>Bottom</td><td>Floating point</td><td>TARGET_USER_YMIN</td><td></td><td>Default: 0.000000</td></tr><tr><td>Top</td><td>Floating point</td><td>TARGET_USER_YMAX</td><td></td><td>Default: 100.000000</td></tr><tr><td>Fit</td><td>Choice</td><td>TARGET_USER_FITS</td><td></td><td>Available Choices:
[0] nodes
[1] cells
Default: 0</td></tr><tr><td>Refresh</td><td>Boolean</td><td>REFRESH</td><td></td><td>Default: 1</td></tr><tr><td>Initial Number of Fishes [%]</td><td>Floating point</td><td>INIT_FISH</td><td></td><td>Minimum: 0.000000
Maximum: 100.000000
Default: 30.000000</td></tr><tr><td>Initial Number of Sharks [%]</td><td>Floating point</td><td>INIT_SHARK</td><td></td><td>Minimum: 0.000000
Maximum: 100.000000
Default: 7.500000</td></tr><tr><td>Birth Rate of Fishes</td><td>Integer</td><td>FISH_BIRTH</td><td></td><td>Minimum: 0
Default: 3</td></tr><tr><td>Birth Rate of Sharks</td><td>Integer</td><td>SHARK_BIRTH</td><td></td><td>Minimum: 0
Default: 12</td></tr><tr><td>Max. Starvation Time for Sharks</td><td>Integer</td><td>SHARK_STARVE</td><td></td><td>Minimum: 0
Default: 4</td></tr></table>(*) <i>optional</i>